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Spring boot @ResponseBody doesn't serialize entity id
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If one were to use the first block of code, what directory and file might it go into?
– David Krider
Aug 28 '18 at 21:45
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glob exclude pattern
...you use a glob in the directory name then you'd have a point, then at most one os.listdir() result is kept in memory as you iterate. But somepath/*.txt has to read all filenames in one directory in memory, then reduce that list down to only those that match.
– Martijn Pieters...
Pull all commits from a branch, push specified commits to another
...g for is a 'cherry pick'. That is, take a single commit from the middle of one branch and add it to another:
A-----B------C
\
\
D
becomes
A-----B------C
\
\
D-----C'
This, of course, can be done with the git cherry-pick command.
The problem with this commit is that git considers c...
Can I multiply strings in Java to repeat sequences? [duplicate]
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The easiest way in plain Java with no dependencies is the following one-liner:
new String(new char[generation]).replace("\0", "-")
Replace generation with number of repetitions, and the "-" with the string (or char) you want repeated.
All this does is create an empty string containing n n...
Functional design patterns [closed]
...unfortunately I don't know any book or article where they're summarized in one place (there is Typeclassopedia but it has a lot of areas that aren't covered well). Can anyone recommend an article/book which covers them well in one place and which can be accessible to a programmer with intermediate...
Best practice for instantiating a new Android Fragment
...nk I'm missing something here, couldn't you use a constructor here anyway, one that creates the Bundle and calls setArguments() still since it will only be called by your code (and not when Android re-creates your fragment)?
– Mike Tunnicliffe
Mar 30 '13 at 13:...
Validation failed for one or more entities while saving changes to SQL Server Database using Entity
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You can extract all the information from the DbEntityValidationException with the following code (you need to add the namespaces: System.Data.Entity.Validation and System.Diagnostics to your using list):
catch (DbEntityValidationException dbEx)
{
foreach (var validationErrors in d...
Parallelize Bash script with maximum number of processes
...a
time. Use the -n option with -P; otherwise chances are that only one
exec will be done.
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Is 23,148,855,308,184,500 a magic number, or sheer chance?
News reports such as this one indicate that the above number may have arisen as a programming bug.
7 Answers
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Representing Monetary Values in Java [closed]
... understand that BigDecimal is recommended best practice for representing monetary values in Java. What do you use? Is there a better library that you prefer to use instead?
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